Other mistake: In the fight scene between Daredevil and Elektra, some of the sheets hanging to dry still have crease lines from taking them out of the package, meaning they have never been on a bed or ever laundered before, just bought for the movie and immediately hung up.
Other mistake: Young Matt is awakened in the hospital by the drops from the IV machine which is next to the bed on his left side, yet he has no IV attached to him. You see the bag hanging from the stand but there are no tubes running from the machine. (00:08:35 - 00:09:40)
Answer: Hang on, by Seether.